#include <QNetworkAccessManager>
#include <QNetworkRequest>
#include <QNetworkReply>
#include <QUrlQuery>
#include <QJsonObject>
#include <QJsonDocument>

class WechatPayManager : public QObject
{
    Q_OBJECT
public:
    WechatPayManager(QObject *parent = nullptr) : QObject(parent) {}

    void pay(const QString &orderNo, double amount)
    {
        QNetworkAccessManager *manager = new QNetworkAccessManager(this);
        connect(manager, &QNetworkAccessManager::finished, this, &WechatPayManager::onPayRequestFinished);

        QNetworkRequest request(QUrl("https://api.wechatpay.com/pay")); // 替换为实际的支付接口地址
        request.setHeader(QNetworkRequest::ContentTypeHeader, "application/json");

        QJsonObject jsonObj;
        jsonObj["orderNo"] = orderNo;
        jsonObj["amount"] = amount;

        QJsonDocument jsonDoc(jsonObj);

        QByteArray postData = jsonDoc.toJson();

        manager->post(request, postData);
    }

signals:
    void payRequestFinished(bool success);

private slots:
    void onPayRequestFinished(QNetworkReply *reply)
    {
        bool success = false;

        if (reply->error() == QNetworkReply::NoError)
        {
            // 处理支付结果
            success = true;
        }

        reply->deleteLater();

        emit payRequestFinished(success);
    }
};
